Apache Releases Security Advisory for Apache Tomcat

The Apache Software Foundation has released a security advisory to address a vulnerability in Apache Tomcat. An attacker could exploit this vulnerability to cause a denial-of-service condition. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review...

Apache Tomcat HTTP/2 Vulnerability (Dec 2020) - Linux

Apache Tomcat is prone to an information disclosure vulnerability in HTTP/2. SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...

CVE-2020-17527

While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. While this...

CVE-2020-17527

While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. While this...

AZL-6909 CVE-2020-17527 affecting package tomcat 9.0.39-5

While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. While this...

CVE-2020-17527

While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. While this...

Cross site request forgery (csrf)

While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. While this...

CVE-2020-17527

While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. While this...

UBUNTU-CVE-2020-17527

While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. While this...

CVE-2020-17527

While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. While this...

CVE-2020-17527 Apache Tomcat: Request header mix-up between HTTP/2 streams

While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. While this...

CVE-2020-17527

CVE-2020-17527 affects multiple Apache Tomcat releases where HTTP/2 stream handling could cause information leakage by reusing an HTTP request header value from a previous stream for the next stream. Affected products/versions include Tomcat 10.0.0-M1–M9, 9.0.0-M1–9.0.39, and 8.5.0–8.5.59; the is...

Moderate: Red Hat Security Advisory: Red Hat JBoss Web Server 5.4 security release

Updated Red Hat JBoss Web Server 5.4.0 packages are now available for Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, and Red Hat Enterprise Linux 8. Red Hat Product Security has rated this release as having a security impact of Important. A Common Vulnerability Scoring System CVSS base...

tomcat: specially crafted sequence of HTTP/2 requests can lead to DoS

A specially crafted sequence of HTTP/2 requests sent to Apache Tomcat 10.0.0-M1 to 10.0.0-M5, 9.0.0.M1 to 9.0.35 and 8.5.0 to 8.5.55 could trigger high CPU usage for several seconds. If a sufficient number of such requests were made on concurrent HTTP/2 connections, the server could become...

CentOS: Security Advisory for tomcat (CESA-2020:5020)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

tomcat security update

CentOS Errata and Security Advisory CESA-2020:5020 An update for tomcat is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating...

Fixed in Apache Tomcat 10.0.0-M10

Important: Information disclosure CVE-2021-24122 When serving resources from a network location using the NTFS file system it was possible to bypass security constraints and/or view the source code for JSPs in some configurations. The root cause was the unexpected behaviour of the JRE API...

PT-2020-15032

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 10.0.0-M1 through 10.0.0-M9 Apache Tomcat versions 9.0.0-M1 through 9.0.39 Apache Tomcat versions 8.5.0 through 8.5.59 Description The issue allows Apache Tomcat to re-use an HTTP request header value from the previous...

Critical Photon OS Security Update - PHSA-2020-0338

Updates of 'python3', 'ruby', 'linux', 'apache-tomcat', 'linux-esx', 'mysql', 'pamtacplus' packages of Photon OS have been released...

KLA12087 Multiple vulnerabilities in Apache Tomcat

Multiple vulnerabilities were found in Apache Tomcat. Malicious users can exploit these vulnerabilities to obtain sensitive information, spoof user interface. Below is a complete list of vulnerabilities: 1. An information disclosure vulnerability can be exploited to obtain sensitive information. ...